CVE-2017-15190 : What You Need to Know

Wireshark versions 2.4.0 to 2.4.1 had a vulnerability in the RTSP dissector that could lead to a crash. The issue was resolved by adjusting a variable's scope in epan/dissectors/packet-rtsp.c.

Understanding CVE-2017-15190

From version 2.4.0 to 2.4.1 of Wireshark, there was a potential crash issue with the RTSP dissector, which was fixed by adjusting a variable's scope.

What is CVE-2017-15190?

This CVE refers to a vulnerability in Wireshark versions 2.4.0 to 2.4.1 that could cause the RTSP dissector to crash.

The Impact of CVE-2017-15190

The vulnerability could potentially lead to a denial of service if exploited, affecting the stability and functionality of Wireshark.

Technical Details of CVE-2017-15190

Wireshark versions 2.4.0 to 2.4.1 were susceptible to a crash due to an issue in the RTSP dissector.

Vulnerability Description

The vulnerability in the RTSP dissector could be exploited to crash Wireshark, impacting its performance and usability.

Affected Systems and Versions

Wireshark versions 2.4.0 to 2.4.1

Exploitation Mechanism

Attackers could exploit this vulnerability by sending specially crafted RTSP packets to the Wireshark application, triggering a crash.

Mitigation and Prevention

Immediate Steps to Take:

Update Wireshark to the latest version to patch the vulnerability.
Avoid opening suspicious RTSP traffic in Wireshark.

Long-Term Security Practices

Regularly update Wireshark and other software to mitigate potential vulnerabilities.
Implement network segmentation to minimize the impact of any successful exploitation.

Patching and Updates

Ensure that Wireshark is kept up to date with the latest security patches to prevent exploitation of known vulnerabilities.